@techreport{HamacherMueller2003,
  author    = {Horst W. Hamacher and Stefanie M{\"u}ller},
  title     = {Optimizac{\´i}on lineal en las clases de matem{\´a}ticas},
  institution = {Fachbereich Mathematik},
  series    = {Report in Wirtschafts- und Technomathematik an Schulen (WiMS/TeMS Report)},
  number    = {3, spanisch},
  year      = {2003},
  url  = {http://nbn-resolving.de/urn:nbn:de:hbz:386-kluedo-14316},
}